This new, extra chapter of Walking with Dinosaurs (1999) focuses on an allosaurus later discovered in 1999 affectionately called "Big Al", who died as a late adolescent/early adult of six years of age. Narrated by Kenneth Branagh, who also narrated the original series.
Aired: Dec 25, 2000 145 million years ago an adolescent Allosaurus lay down to die in a dried up ...
